550250435121 has 12 divisors (see below), whose sum is σ = 751126074768. Its totient is φ = 358302605304.

The previous prime is 550250435081. The next prime is 550250435129. The reversal of 550250435121 is 121534052055.

It is not a de Polignac number, because 550250435121 - 2¹⁵ = 550250402353 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (550250435129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49593375 + ... + 49604468.

It is an arithmetic number, because the mean of its divisors is an integer number (62593839564).

Almost surely, 2^550250435121 is an apocalyptic number.

It is an amenable number.

550250435121 is a deficient number, since it is larger than the sum of its proper divisors (200875639647).

550250435121 is an equidigital number, since it uses as much as digits as its factorization.

550250435121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99197932 (or 99197889 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 33.

Adding to 550250435121 its reverse (121534052055), we get a palindrome (671784487176).

The spelling of 550250435121 in words is "five hundred fifty billion, two hundred fifty million, four hundred thirty-five thousand, one hundred twenty-one".